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    <title>乒乓球</title>
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<h1 style="font-size: 50px " align="center">乒乓球</h1>

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    <h3 align="center">老师：</h3>
    <h3 align="center">刘剑</h3>
    <h2 align="center">上课周次：</h2>
    <h3 align="center">1-18周</h3>
    <h2 align="center">上课时间：</h2>
    <h3 align="center">周二 12-13节(18:45-20:10)</h3>
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